Melamine CAS 108-78-1
| Risk Codes | R43 – May cause sensitization by skin contact R44 – Risk of explosion if heated under confinement R20/21 – Harmful by inhalation and in contact with skin. |
| Safety Description | 36/37 – Wear suitable protective clothing and gloves. |
| UN IDs | 3263 |
| WGK Germany | 1 |
| RTECS | OS0700000 |
| TSCA | Yes |
| HS Code | 29336980 |
| Packing Group | III |
| Toxicity | LD50 orally in Rabbit: 3161 mg/kg LD50 dermal Rabbit > 1000 mg/kg |
Introduction
Melamine (chemical formula C3H6N6) is an organic compound with a variety of properties and uses.
Quality:
1. Physical properties: Melamine is a colorless crystalline solid with high melting and boiling points.
2. Chemical properties: Melamine is a stable compound that is not easy to decompose at room temperature. It is soluble in water and some organic solvents such as methanol and acetic acid.
Use:
1. In industry, melamine is often used as a raw material for synthetic resins, such as acrylic fiber, phenolic plastics, etc. It has excellent heat and chemical resistance.
2. Melamine can also be used as a flame retardant, dyes, pigments and paper additives.
Method:
The preparation of melamine is usually carried out by the reaction of urea and formaldehyde. Urea and formaldehyde react under alkaline conditions to produce melamine and water.
Safety Information:
1. Melamine has low toxicity and has less impact on humans and the environment.
3. When using and storing melamine, avoid contact with skin and eyes, and wear protective gloves and goggles if necessary.
4. In waste disposal, relevant laws and regulations should be complied with to avoid environmental pollution.
